OT-2026-000102021
Publication integrity record
Four bellows cup vacuum gripper, four zone face, per zone isolation, single stage ejector, pulsed blow-off after set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000102021) never changes.
Identity and time
| Publication number | OT-2026-000102021 · never reused |
|---|---|
| Internal UUID | 01a0aea4-50f1-7481-b6b3-8506c0effe84 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T09:13:19.361569Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000102021 |
| Status | PUBLIC |
Content hashes
| Canonical text | 4a7ccd2f72d5c5ba58d5fa8a664b993c2b8a46e72edbeb53955a86d8c076b6fe |
|---|---|
| Markdown | 76461ac2734412aa6ffccc6c4abb8f24fb2a1962a4777359afd9423edf1dc765 |
| Publication page | 6ebfb77d2283298eef594be5bf2617b6916ac259223637a252561ec8c1cc3c0b |
| Manifest | 8bfe621420c3c1a74daf45af8279c851716735144578cdd8de6bfa2338460a62 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | qu1zNMpFXeZX50C/EE5l7qfl7TwlTZ4W7+7yweqTZoHWd9vdLPP8/HLgiMTZd9Bt2+7adECFZcIbgRhjLnShAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T09:27:04Z batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof root 095d30148a2ef87d42d7818ebe7543f9... |
|---|
Independent retrieval
| 2026-09-17T09:25:09.269126Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102021observed 6ebfb77d2283298eef594be5bf2617b6...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T09:25:09.251075Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102021/manifest.jsonobserved 8bfe621420c3c1a74daf45af8279c851...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:25:09.233121Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102021/publication.mdobserved 76461ac2734412aa6ffccc6c4abb8f24...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T09:25:09.215133Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000102021/publication.txtobserved 4a7ccd2f72d5c5ba58d5fa8a664b993c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|